{"product_id":"kb-pistons-hypereutectic-cast-piston-pistons-tc88-to-95ci-10-5-1-020-824-01370","title":"Kb Pistons Hypereutectic Cast Piston - Pistons Tc88 TO 95ci 10.5:1 .020 — Harley-Davidson Road King, Road King Classic, Electra Glide (1999-2007)","description":"\u003cp\u003eKB Pistons Hypereutectic cast pistons for Twin-Cam 88 and 95ci engines, engineered with 16% silicon content for high thermal barrier properties and low expansion. Designed for stock to mild compression ratios up to 10.5:1 on pump fuel, these tight-tolerance pistons reduce wear and engine noise in air-cooled applications.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eHypereutectic alloy with 16% silicon content\u003c\/li\u003e\n  \u003cli\u003eLow thermal expansion for tight piston-to-cylinder clearances\u003c\/li\u003e\n  \u003cli\u003eOptimal ring seal and reduced engine noise\u003c\/li\u003e\n  \u003cli\u003eSuitable for stock or mild compression up to 10.5:1\u003c\/li\u003e\n  \u003cli\u003ePump fuel compatible\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KB Pistons\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e KB411.020\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 800745152305\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine:\u003c\/strong\u003e Twin-Cam 88 and 95ci\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 10.5:1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePiston Size:\u003c\/strong\u003e .020 over\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 2.5 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Mexico\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits air-cooled Twin-Cam 88 and 95 cubic-inch engines running stock or mild performance compression ratios up to 10.5:1.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat compression ratio are these pistons rated for?\u003c\/h3\u003e\n\u003cp\u003eThese hypereutectic pistons are rated for stock to mild compression ratios up to 10.5:1 on pump fuel.\u003c\/p\u003e\n\u003ch3\u003eWhy hypereutectic instead of forged pistons?\u003c\/h3\u003e\n\u003cp\u003eHypereutectic alloy offers superior thermal properties and low expansion, ideal for air-cooled engines. Forged pistons are better for high-compression or racing applications.\u003c\/p\u003e\n\u003ch3\u003eDo these require a machine shop to install?\u003c\/h3\u003e\n\u003cp\u003eYes — piston installation requires disassembly of the engine and should be performed by a qualified machine shop or experienced builder.\u003c\/p\u003e\n\u003ch3\u003eWhat is the .020 measurement?\u003c\/h3\u003e\n\u003cp\u003eThe .020 refers to the oversize — these pistons are .020 inches larger in diameter than stock, requiring the cylinder to be bored to match.\u003c\/p\u003e","brand":"Kb Pistons","offers":[{"title":"Default Title","offer_id":53035465212015,"sku":"824-01370","price":319.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_7c7cf05a-f90e-42c1-8f91-9eebb4669627.png?v=1779561855","url":"https:\/\/vtwinbikers.com\/products\/kb-pistons-hypereutectic-cast-piston-pistons-tc88-to-95ci-10-5-1-020-824-01370","provider":"Vtwinbikers","version":"1.0","type":"link"}